"Who knows what evil lurks in the hearts of men? The Shadow knows! The Knight of Darkness battles supercrime in two more pulp thrillers by Walter Gibson that foreshadowed classic Batman stories. First, the Dark Avenger finally meets his equal when "The Shadow's Rival" wages a more successful war against the underworld. Then, The Shadow and Margo Lane find themselves shrunk in a giant world when they confront "The Devil Master."

BONUS: Police Commissioner James Gordon, aka The Whisperer, battles the Black Beetle! This instant collector's item showcases the original color pulp covers by Graves Gladney and George Rozen, the classic interior illustrations by Tom Lovell and Paul Orban, and commentary by pulp historians Will Murray and Anthony Tollin.